Crystal of diester compound having binaphthalene skeleton and method for producing same

CN120476102APending Publication Date: 2025-08-12TAOKA CHEM COMPANY
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Patent Information

Application Number
CN202480006104.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Priority Date
2023-02-15
Filing Date
2024-02-07
Publication Date
2025-08-12

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Abstract

Provided are a crystal of a compound represented by formula (1) and a method for producing the same. The crystal satisfies at least one of the following conditions: the maximum melting endothermic temperature obtained by differential scanning calorimetry is 177-181 DEG C; in a powder X-ray diffraction pattern using a Cu-K [alpha] ray, peaks are present at diffraction angles 2 [theta] = 7.6 + / -0.2 DEG, 8.7 + / -0.2 DEG, 18.0 + / -0.2 DEG, 19.2 + / -0.2 DEG, 19.7 + / -0.2 DEG, and 21.9 + / -0.2 DEG. # imgabs0 #
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